Cardio Tennis Cardio Tennis MembersFreeYou can sign up one week in advance Non-Members$15You can sign up starting the Wednesday beforeLimited to 10 people DateRegistration Link Saturday, August 29No Cardio Saturday, September 5No Cardio Saturday, September 1238892 Saturday, September 1938893 Saturday, September 2638894 Saturday, October 3No Cardio Tennis Saturday, October 1038896 Saturday, October 1738897 Saturday, October 2438898